body {
    font-family: 'Arial', sans-serif;
    background-color: #f5f5f5;
    margin: 0;
    padding: 0;
}

#app {
    max-width: 800px;
    margin: 50px auto;
    padding: 20px;
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.header input {
    flex: 1;
    margin-right: 10px;
}

.progress-container {
    margin-top: 20px;
}

.progress-item {
    margin-bottom: 20px;
    /* 增加间距 */
    height: 30px;
    /* 调整进度条高度 */
}

.progress-item {
    margin-bottom: 20px;
}

.task-url {
    font-size: 14px;
    color: #606266;
    margin-bottom: 5px;
}